30 July 2014, 04:00 PM ET
Victims of a brown recluse spider bite might feel perfectly fine -- until a severe pain described by most as a throbbing "fire" strikes 24 hours later, a new study reports.
30 July 2014, 03:33 PM ET
Probiotics are generally thought to be safe for most people, but a newborn in Poland appears to have developed an infection after taking a probiotic product, according to a new report of the case.
30 July 2014, 01:16 PM ET
Research on proteins used by thermophiles makes advances in medical knowledge.
30 July 2014, 08:00 AM ET
French toast served with butter syrup and bacon and cheesecake made with Reese’s peanut butter cups and fudge are among the meals highlighted this year for their shockingly unhealthy nutrition content, according to the CSPI.
30 July 2014, 12:54 AM ET
Pinpointing the exact date of conception is hard to do. Due dates are usually calculated to 40 weeks after the first day of the woman's last period.
30 July 2014, 12:01 AM ET
More than 10,500 U.S. residents died because of extreme weather conditions between 2006 and 2010, according to a new CDC report.
29 July 2014, 08:29 PM ET
Six of the people killed in the crash of Malaysia Airlines flight 17 were dedicated to HIV/AIDS research and programs, and researchers mourned their lives at recent a health conference.
29 July 2014, 07:55 PM ET
Men with low testosterone could one day be treated with a drug called enclomiphene citrate, which is similar to the drug clomid that is used in women undergoing IVF .
29 July 2014, 03:30 PM ET
Physical exercise could alter how people perceive their physical world by making their environments appear less threatening, a new study suggests.
29 July 2014, 02:04 PM ET
Keeping healthy habits may be particularly important during stressful times, as a new study suggests it may protect the body against some negative effects of stress.
29 July 2014, 01:51 PM ET
Here are some common causes of and treatments for heart attacks, and other interesting facts about the condition.
29 July 2014, 01:40 PM ET
A new study found that binge drinking landed more Canadian adolescents in the hospital for alcohol-related incidents during their birthday weeks than any other time of the year.
29 July 2014, 01:09 PM ET
Despite the popularity of low-carb diets, more Americans still say they try to avoid fat than carbs, according to a new poll.
29 July 2014, 12:31 AM ET
You don’t usually have to look far to find news about the virtues of probiotics, but should you go out and seek probiotic-laden products to cultivate a healthier gut?
28 July 2014, 07:10 PM ET
With the announcement of an inquiry into the murder of Alexander Litvinenko, talk of poisons is back in the news.
28 July 2014, 06:30 PM ET
What if, in addition to your medical history, your doctor knew about your Internet search history, kept track of your emails and took photos of your house?
28 July 2014, 06:17 PM ET
The deadly Ebola virus is one flight away from the United States, but the Centers for Disease Control and Prevention is not as concerned about home country as it is for West African countries with weaker healthcare system.
28 July 2014, 05:57 PM ET
A healthy 35-year-old woman who took a weight-loss supplement developed liver failure, and needed a liver transplant, according to a new report of her case.
28 July 2014, 03:46 PM ET
A countdown of the most horrible head infections.
28 July 2014, 03:30 PM ET
Think you don't have time for a workout that will benefit your health? You may want to think again: A new study finds that running as little as 5 to 10 minutes a day may reduce the risk of death.
28 July 2014, 12:14 PM ET
28 July 2014, 10:33 AM ET
A high percentage of women in prison have a history of a traumatic brain injury, a new study finds.
27 July 2014, 12:24 AM ET
When AIDS first emerged in the early 1980s, HIV infection was a death sentence. But a global effort has ensured this is no longer the case for a growing number of people.
26 July 2014, 03:39 AM ET
You may have never heard of ractopamine, but it's common in American pork.
26 July 2014, 03:06 AM ET
After a concussion, kids may need substantial time to heal before returning to school.
25 July 2014, 05:15 PM ET
Women who think more about their own physical sensations during sex have an easier time reaching orgasm than women whose minds on other things, new research finds.
25 July 2014, 04:58 PM ET
Only a small fraction of the smartphone health apps that are out there have been reviewed by FDA.
25 July 2014, 04:00 PM ET
Though infections caused by a marine bacterium are more common in the summer months, people can avoid becoming seriously ill by avoiding undercooked shellfish and not swimming with open wounds.
25 July 2014, 02:21 PM ET
The idea that we use only 10% of our brains seems pervasive, and is on display again in a new movie. However, it's just not true.
25 July 2014, 12:55 PM ET
As summer heats up, you may be looking for ways to avoid the heat, beyond the common advice of drinking water and staying inside during the hottest parts of the day. Here are seven science-based tips for staying cool.
25 July 2014, 03:00 AM ET
Traveling or getting sick could change the makeup of the bacteria living in your gut. But how much of a person's life story could be told by tracking such bacterial changes?
25 July 2014, 02:33 AM ET
Chinese authorities have lifted a nine-day quarantine on a town in the country’s northwest that saw a resident die of the plague. The victim is thought to have caught the disease from a dead marmot, which he fed to his dog